Product	Supported (√/x)
Ascend 950PR/Ascend 950DT	√
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas training products	√
Atlas inference products	√
Atlas 200I/500 A2 inference products	√

Queries the minimum and maximum stream priorities supported by the hardware.

C Prototype

aclError aclrtDeviceGetStreamPriorityRange(int32_t *leastPriority, int32_t *greatestPriority)

Python Function

min, max, ret = acl.rt.device_get_stream_priority_range()

None

Return Value	Description
ret	Int, error code. 0 on success; else, failure.
max	Int, maximum priority.
min	Int, minimum priority.

Function: device_get_stream_priority_range